Question

why didn't the great buildings of cusco need mortar to hold the stones together? a. the stones were cut so precisely that mortar was not required. b. the stones were painstakingly selected to fit together perfectly. c. the stones were held together by high atmospheric pressure. d. the stones were held together with ropes known as quipus.

Answer 1

a. the stones were cut so precisely that mortar was not required is correct.

Answer 2

The correct answer for this question is "c. the stones were held together by high atmospheric pressure." The great buildings of cusco did not need mortar to hold the stones together because the stones were held together by high atmospheric pressure.